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Biology     MCQ

E.coli about to replicate was placed in a medium containing radioactive thymidine for five minutes. Then it was made to replicate in a normal medium. Which of the following observation shall be correct ?

By Radhika Viswas on 21 Sep 21.
Reviewed By Editor CoAxial .
  1. Both the strands of DNA will be radioactive

  2. One strand radioactive

  3. Each strand half radioactive

  4. None is radioactive

  • This question has appeared in NEET - National Eligibility cum Entrance Test .
  • This question is included in 12th Standard .
  • This question is included in Central Board of Secondary Education (CBSE) , UP Board .
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